introduction to database
Helping people keep track of things is the purpose of a(n) ________ .
Which of the following products implemented the CODASYL DBTG model?
An Enterprise Resource Planning application is an example of a(n) ________ .
A DBMS that combines a DBMS and an application generator is ________ .
You have run an SQL statement that asked the DBMS to display data in a table named USER_TABLES. The results include columns of data labeled "TableName," "NumberOfColumns" and "PrimaryKey." You are looking at ________ .
Which of the following is not considered to be a basic element of an enterprise-class database system?
The DBMS that is most difficult to use is ________ .
Every time attribute A appears, it is matched with the same value of attribute B, but not the same value of attribute C. Therefore, it is true that:
The different classes of relations created by the technique for preventing modification anomalies are called:
A relation is in this form if it is in BCNF and has no multivalued dependencies: